feat: add metrics port to litmusportal-server helm chart (#487)

* feat: add metrics port to litmusportal-server helm chart

Signed-off-by: akhilmukkara <akhil.mukkara@gmail.com>

* feat: bump chart version and update docs

Signed-off-by: akhilmukkara <akhil.mukkara@gmail.com>

* docs: regenerate README using helm-docs v1.11.0

Signed-off-by: akhilmukkara <akhil.mukkara@gmail.com>

---------

Signed-off-by: akhilmukkara <akhil.mukkara@gmail.com>

Author: akhilmukkara

charts/litmus/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: "3.29.0"
 description: A Helm chart to install ChaosCenter
 name: litmus
-version: 3.29.0
+version: 3.29.1
 kubeVersion: ">=1.16.0-0"
 home: https://litmuschaos.io
 sources:

charts/litmus/README.md

@@ -1,6 +1,6 @@
 # litmus
 
-![Version: 3.29.0](https://img.shields.io/badge/Version-3.29.0-informational?style=flat-square) ![AppVersion: 3.29.0](https://img.shields.io/badge/AppVersion-3.29.0-informational?style=flat-square)
+![Version: 3.29.1](https://img.shields.io/badge/Version-3.29.1-informational?style=flat-square) ![AppVersion: 3.29.0](https://img.shields.io/badge/AppVersion-3.29.0-informational?style=flat-square)
 
 A Helm chart to install ChaosCenter
 
@@ -181,6 +181,7 @@ We separated service configuration from `portal.server.service` to `portal.serve
 | portal.server.graphqlServer.genericEnv.ENABLE_GQL_INTROSPECTION | string | `"false"` |  |
 | portal.server.graphqlServer.genericEnv.INFRA_COMPATIBLE_VERSIONS | string | `"[\"3.29.0\"]"` |  |
 | portal.server.graphqlServer.genericEnv.INFRA_DEPLOYMENTS | string | `"[\"app=chaos-exporter\", \"name=chaos-operator\", \"app=event-tracker\", \"app=workflow-controller\"]"` |  |
+| portal.server.graphqlServer.genericEnv.METRICS_PORT | string | `"8889"` |  |
 | portal.server.graphqlServer.genericEnv.REMOTE_HUB_MAX_SIZE | string | `"5000000"` |  |
 | portal.server.graphqlServer.genericEnv.TLS_CERT_64 | string | `""` |  |
 | portal.server.graphqlServer.genericEnv.WORKFLOW_HELPER_IMAGE_VERSION | string | `"3.29.0"` |  |
@@ -204,6 +205,8 @@ We separated service configuration from `portal.server.service` to `portal.serve
 | portal.server.graphqlServer.ports[0].name | string | `"gql-server"` |  |
 | portal.server.graphqlServer.ports[1].containerPort | int | `8000` |  |
 | portal.server.graphqlServer.ports[1].name | string | `"gql-rpc-server"` |  |
+| portal.server.graphqlServer.ports[2].containerPort | int | `8889` |  |
+| portal.server.graphqlServer.ports[2].name | string | `"metrics"` |  |
 | portal.server.graphqlServer.readinessProbe.initialDelaySeconds | int | `5` |  |
 | portal.server.graphqlServer.readinessProbe.periodSeconds | int | `10` |  |
 | portal.server.graphqlServer.readinessProbe.successThreshold | int | `1` |  |
@@ -223,6 +226,8 @@ We separated service configuration from `portal.server.service` to `portal.serve
 | portal.server.graphqlServer.service.graphqlRestServer.targetPort | int | `8080` |  |
 | portal.server.graphqlServer.service.graphqlRpcServer.port | int | `8000` |  |
 | portal.server.graphqlServer.service.graphqlRpcServer.targetPort | int | `8000` |  |
+| portal.server.graphqlServer.service.metrics.port | int | `8889` |  |
+| portal.server.graphqlServer.service.metrics.targetPort | int | `8889` |  |
 | portal.server.graphqlServer.service.type | string | `"ClusterIP"` |  |
 | portal.server.graphqlServer.volumeMounts[0].mountPath | string | `"/tmp/"` |  |
 | portal.server.graphqlServer.volumeMounts[0].name | string | `"gitops-storage"` |  |

charts/litmus/templates/server-svc.yaml

@@ -19,5 +19,8 @@ spec:
     - name: graphql-rpc-server
       port: {{ .Values.portal.server.graphqlServer.service.graphqlRpcServer.port }}
       targetPort: {{ .Values.portal.server.graphqlServer.service.graphqlRpcServer.targetPort }}
+    - name: metrics
+      port: {{ .Values.portal.server.graphqlServer.service.metrics.port }}
+      targetPort: {{ .Values.portal.server.graphqlServer.service.metrics.targetPort }}
   selector:
     app.kubernetes.io/component: {{ include "litmus-portal.name" . }}-server

charts/litmus/values.yaml

@@ -243,6 +243,8 @@ portal:
           containerPort: 8080
         - name: gql-rpc-server
           containerPort: 8000
+        - name: metrics
+          containerPort: 8889
       service:
         annotations: {}
         type: ClusterIP
@@ -252,6 +254,9 @@ portal:
         graphqlRpcServer:
           port: 8000
           targetPort: 8000
+        metrics:
+          port: 8889
+          targetPort: 8889
       imageEnv:
         SUBSCRIBER_IMAGE: "litmusportal-subscriber:3.29.0"
         EVENT_TRACKER_IMAGE: "litmusportal-event-tracker:3.29.0"
@@ -271,6 +276,7 @@ portal:
         # Provide UI endpoint if using namespaced scope
         CHAOS_CENTER_UI_ENDPOINT: ""
         ENABLE_GQL_INTROSPECTION: "false"
+        METRICS_PORT: "8889"
       resources:
         # We usually recommend not to specify default resources and to leave this as a conscious
         # choice for the user. This also increases chances charts run on environments with little